222211111127029 has 2 divisors, whose sum is σ = 222211111127030. Its totient is φ = 222211111127028.

The previous prime is 222211111127011. The next prime is 222211111127053. The reversal of 222211111127029 is 920721111112222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 216201675624804 + 6009435502225 = 14703798^2 + 2451415^2 .

It is a cyclic number.

It is not a de Polignac number, because 222211111127029 - 2⁹ = 222211111126517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222211111126985 and 222211111127003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222211111127329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111105555563514 + 111105555563515.

It is an arithmetic number, because the mean of its divisors is an integer number (111105555563515).

Almost surely, 2^{222211111127029} is an apocalyptic number.

It is an amenable number.

222211111127029 is a deficient number, since it is larger than the sum of its proper divisors (1).

222211111127029 is an equidigital number, since it uses as much as digits as its factorization.

222211111127029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 34.

The spelling of 222211111127029 in words is "two hundred twenty-two trillion, two hundred eleven billion, one hundred eleven million, one hundred twenty-seven thousand, twenty-nine".